Home / 14,469,721.16-21,688,070.49-5,828,290.43

Finding the Fourth Proportional to 14,469,721.16, 21,688,070.49 and 5,828,290.43

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Solution

The fourth proportional to 14,469,721.16, 21,688,070.49 and 5,828,290.43 is: 8,735,785.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,469,721.16 : 21,688,070.49 = 5,828,290.43 : x
  2. Step 2: Convert to fraction form
    14,469,721.16/21,688,070.49 = 5,828,290.43/x
  3. Step 3: Cross multiply
    14,469,721.16x = 21,688,070.49 × 5,828,290.43
  4. Step 4: Simplify right side
    14,469,721.16x = 126,404,373,573,592.05
  5. Step 5: Solve for x
    x = 126,404,373,573,592.05/14,469,721.16
  6. Step 6: Final answer
    x = 8,735,785.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.